Split coupling



FIG. 1 is a perspective view of the preferred split coupling design.

FIG. 2 is a first side elevation view of the preferred split coupling design.

FIG. 3 is a top plan view of the preferred split coupling design.

FIG. 4 is a second side elevation view of the preferred split coupling design.

FIG. 5 is a bottom plan view of the preferred split coupling design; and,

FIG. 6 is an end elevation view of the preferred split coupling design. 

The ornamental design for a split coupling, as shown and described. 